Hamilton, George Nairne Gordon Geology for South African, an introductory text book / G. N. G. H amilton and H. B. S. Cooke - Johannesburg : Central News Agency , 1939 - ix, 240 p.: ill., maps 1 fold ; 22 cm. Includes bibliographical references Subjects--Topical Terms: Geology----Africa, South----Geology ----Africa, South---- Dewey Class. No.: 556.8